It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 136 002 738 is not a prime number.
For example, 136 002 738 can be divided by 2: 136 002 738 / 2 = 68 001 369.
For 136 002 738 to be a prime number, it would have been required that 136 002 738 has only two divisors, i.e., itself and 1.
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136 002 738 is an even number, because it is evenly divisible by 2: 136 002 738 / 2 = 68 001 369.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 136 002 738 is about 11 662.021.
Thus, the square root of 136 002 738 is not an integer, and therefore 136 002 738 is not a square number.
The square of a number (here 136 002 738) is the result of the product of this number (136 002 738) by itself (i.e., 136 002 738 × 136 002 738); the square of 136 002 738 is sometimes called "raising 136 002 738 to the power 2", or "136 002 738 squared".
The square of 136 002 738 is 18 496 744 743 496 644 because 136 002 738 × 136 002 738 = 136 002 7382 = 18 496 744 743 496 644.
As a consequence, 136 002 738 is the square root of 18 496 744 743 496 644.
136 002 738 is a number with 9 digits.
The multiples of 136 002 738 are all integers evenly divisible by 136 002 738, that is all numbers such that the remainder of the division by 136 002 738 is zero. There are infinitely many multiples of 136 002 738. The smallest multiples of 136 002 738 are: